negotiator.boaframework.offeringstrategy.anac2010

Class IAMhaggler2010_Offering

java.lang.Object

negotiator.boaframework.OfferingStrategy

negotiator.boaframework.offeringstrategy.anac2010.IAMhaggler2010_Offering

public class IAMhaggler2010_Offering
extends OfferingStrategy

This is the decoupled Offering Strategy for IAMhaggler2010 (ANAC2010). The code was taken from the ANAC2010 IAMhaggler2010 and adapted to work within the BOA framework. The default opponent model implementation selects the best bid for the opponent. Decoupling Negotiating Agents to Explore the Space of Negotiation Strategies T. Baarslag, K. Hindriks, M. Hendrikx, A. Dirkzwager, C.M. Jonker

Field Summary

Fields

Modifier and Type	Field and Description
protected double	acceptMultiplier
protected java.util.ArrayList<Pair<java.lang.Double,java.lang.Double>>	bestOpponentBidUtilityHistory
protected BidSpace	bidSpace
protected ConcessionFunction	cf
protected static double	MAXIMUM_ASPIRATION
protected BidDetails	myLastBid
protected boolean	opponentIsHardHead
protected Bid	opponentPreviousBid
protected double	utility0
protected double	utility1

Fields inherited from class negotiator.boaframework.OfferingStrategy

endNegotiation, helper, negotiationSession, nextBid, omStrategy, opponentModel

Constructor Summary

Constructors

Constructor and Description
IAMhaggler2010_Offering()

Method Summary

Methods

Modifier and Type	Method and Description
BidDetails	determineNextBid() Determines the next bid the agent will offer to the opponent
BidDetails	determineOpeningBid() Determines the first bid to be offered by the agent
protected void	finalize()
protected double	getTargetUtility(double myUtility, double oppntUtility)
void	init(NegotiationSession negoSession, OpponentModel model, OMStrategy oms, java.util.HashMap<java.lang.String,java.lang.Double> parameters) Initializes the offering strategy.
protected Bid	proposeInitialBid()
protected Bid	proposeNextBid(Bid opponentBid)

Methods inherited from class negotiator.boaframework.OfferingStrategy

getHelper, getNextBid, isEndNegotiation, setNextBid

Methods inherited from class java.lang.Object

clone, equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

cf

protected ConcessionFunction cf

bestOpponentBidUtilityHistory

protected java.util.ArrayList<Pair<java.lang.Double,java.lang.Double>> bestOpponentBidUtilityHistory

utility0

protected double utility0

utility1

protected final double utility1

See Also:

Constant Field Values

MAXIMUM_ASPIRATION

protected static double MAXIMUM_ASPIRATION

bidSpace

protected BidSpace bidSpace

myLastBid

protected BidDetails myLastBid

opponentPreviousBid

protected Bid opponentPreviousBid

acceptMultiplier

protected final double acceptMultiplier

See Also:

Constant Field Values

opponentIsHardHead

protected boolean opponentIsHardHead

Constructor Detail

IAMhaggler2010_Offering

public IAMhaggler2010_Offering()

Method Detail

init

public void init(NegotiationSession negoSession,
        OpponentModel model,
        OMStrategy oms,
        java.util.HashMap<java.lang.String,java.lang.Double> parameters)
          throws java.lang.Exception

Description copied from class: OfferingStrategy

Initializes the offering strategy. If parameters are used, this method should be overridden.

Overrides:

init in class OfferingStrategy

Parameters:

negoSession - state of the negotiation.

model - opponent model which may be used.

oms - opponent model strategy which may be used.

parameters - optional parameters for the offering strategy.

Throws:

java.lang.Exception - if the offering strategy fails to initialize.

getTargetUtility

protected double getTargetUtility(double myUtility,
                      double oppntUtility)

proposeInitialBid

protected Bid proposeInitialBid()

finalize

protected void finalize()
                 throws java.lang.Throwable

Overrides:

finalize in class java.lang.Object

Throws:

java.lang.Throwable

proposeNextBid

protected Bid proposeNextBid(Bid opponentBid)

determineNextBid

public BidDetails determineNextBid()

Description copied from class: OfferingStrategy

Determines the next bid the agent will offer to the opponent

Specified by:

determineNextBid in class OfferingStrategy

Returns:

bid to offer to the opponent.

determineOpeningBid

public BidDetails determineOpeningBid()

Description copied from class: OfferingStrategy

Determines the first bid to be offered by the agent

Specified by:

determineOpeningBid in class OfferingStrategy

Returns:

the opening bid of the agent.